when a man, usually one whom likes safaris, puts the front of his hair into a spike with intense hair gel or rubber cement. He then proceeds to go down a woman and stimulates the clit with the said spike.

Jamal: dude I went down on sheniqua yesterday and busted out the rhino. TORE that bitch up.

When two guys are having sex with one girl, both from behind. Generally consisting of one vaginal and one anal penetrator. One guy is the big horn, and the other, the little. Which horn goes where can vary.

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The move you do in basketball when you come to the realization that you will never block a shot. All you do is yell and run head first at the shooter at his stomach or crotchular area (without making noticable contact).

*player with the ball taking a three pointer*
Josh - Aaaaahhhh!!! What should I do?!?! I can't block him!!!
Other defensive player - DO THE RHINO!!!!!